<?php

class BlogController extends Controller {

    /**
     * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
     * using two-column layout. See 'protected/views/layouts/column2.php'.
     */
    public $layout = '//layouts/column2';

    /**
     * @return array action filters
     */
    public function filters() {
        return array(
            'accessControl', // perform access control for CRUD operations
        );
    }

    /**
     * Specifies the access control rules.
     * This method is used by the 'accessControl' filter.
     * @return array access control rules
     */
    public function accessRules() {
        return array(
            array('allow', // allow all users to perform 'index' and 'view' actions
                'actions' => array('index', 'view'),
                'users' => array('*'),
            ),
            array('allow', // allow authenticated user to perform 'create' and 'update' actions
                'actions' => array('create', 'update'),
                'users' => array('@'),
            ),
            array('allow', // allow admin user to perform 'admin' and 'delete' actions
                'actions' => array('admin', 'delete', 'uploadImage', 'removeImage', 'createImage'),
                'users' => array('admin'),
            ),
            array('deny', // deny all users
                'users' => array('*'),
            ),
        );
    }

    /**
     * Displays a particular model.
     * @param integer $id the ID of the model to be displayed
     */
    public function actionView($id) {
        $model = $this->loadModel($id);
        $this->pageTitle = Yii::app()->name . ' : ' . $model->title;
        $this->render('view', array(
            'model' => $model,
        ));
    }

    /**
     * Creates a new model.
     * If creation is successful, the browser will be redirected to the 'view' page.
     */
    public function actionCreate() {
        $model = new Blog;

        // Uncomment the following line if AJAX validation is needed
        // $this->performAjaxValidation($model);

        if (isset($_POST['Blog'])) {
            $model->attributes = $_POST['Blog'];
            $model->create_time = date('Y-m-d H:i:s', time());

            if ($model->save()) {
                $this->redirect($model->url);
            }
        }

        $this->render('create', array(
            'model' => $model,
        ));
    }

    /**
     * Updates a particular model.
     * If update is successful, the browser will be redirected to the 'view' page.
     * @param integer $id the ID of the model to be updated
     */
    public function actionUpdate($id) {
        $model = $this->loadModel($id);

        // Uncomment the following line if AJAX validation is needed
        // $this->performAjaxValidation($model);
        if (isset($_POST['Blog'])) {
            $model->attributes = $_POST['Blog'];
            if (!isset($_POST['Blog']['artist'])) {
                $model->artist = '';
            }
            if ($model->save())
                $this->redirect(array('view', 'id' => $model->id));
        }

        $this->render('update', array(
            'model' => $model,
        ));
    }

    public function actionUploadImage($CKEditorFuncNum) {
        $path = '';
        if ((($_FILES["upload"]["type"] == "image/gif")
                || ($_FILES["upload"]["type"] == "image/jpeg")
                || ($_FILES["upload"]["type"] == "image/png")
                || ($_FILES["upload"]["type"] == "image/pjpeg"))
                && ($_FILES["upload"]["size"] < 2000000)) {
            if ($_FILES["upload"]["error"] > 0) {
                $alt_msg = "Return Code: " . $_FILES["upload"]["error"] . "<br />";
            } else {

                $today = getdate();
                $month = $today['mon'];
                $day = $today['mday'];
                $year = $today['year'];
                $upload_path = Yii::app()->params['media_dir'] . '/' . $year . '/' . $month . '/' . $day . '/';
                if (!file_exists($upload_path)) {
                    if (!Tool::mkpath($upload_path)) {
                        $alt_msg = 'Make directory error';
                    }
                }
                $path = $upload_path . $_FILES["upload"]["name"];
                if (file_exists($path)) {
                    $alt_msg = '';
                    $path = Yii::app()->baseUrl . '/' . $path;
                } else {
                    $alt_msg = '';
                    move_uploaded_file($_FILES["upload"]["tmp_name"], $path);
                    $path = Yii::app()->baseUrl . '/' . $path;
                }
            }
        } else {
            $alt_msg = "Invalid file";
        }


        echo("<script type='text/javascript'>window.parent.CKEDITOR.tools.callFunction("
        . $CKEditorFuncNum
        . ", '"
        . $path
        . "' , '"
        . $alt_msg
        . "');</script>");
    }

    /**
     * Deletes a particular model.
     * If deletion is successful, the browser will be redirected to the 'index' page.
     * @param integer $id the ID of the model to be deleted
     */
    public function actionDelete($id) {
        if (Yii::app()->request->isPostRequest) {
            // we only allow deletion via POST request
            $this->loadModel($id)->delete();
            $search_model = SearchAll::model()->findByAttributes(array('type' => 'blog', 'real_id' => $id));
            if ($search_model) {
                $search_model->delete();
            }
            // if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
            if (!isset($_GET['ajax']))
                $this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
        }
        else
            throw new CHttpException(400, 'Invalid request. Please do not repeat this request again.');
    }

    /**
     * Lists all models.
     */
    public function actionIndex() {
        $this->pageTitle = Yii::app()->name . ' : Blog';
        $sortObj = new CSort('Blog');
        $sortObj->defaultOrder = "id DESC";
        $dataProvider = new CActiveDataProvider('Blog', array(
                    'sort' => $sortObj,
                ));
        $this->render('index', array(
            'dataProvider' => $dataProvider,
        ));
    }

    /**
     * Manages all models.
     */
    public function actionAdmin() {
        $model = new Blog('search');
        $model->unsetAttributes();  // clear any default values
        if (isset($_GET['Blog']))
            $model->attributes = $_GET['Blog'];

        $this->render('admin', array(
            'model' => $model,
        ));
    }

    public function actionRemoveImage($image, $blog) {
        $model = $this->loadModel($blog);
        if ($model->thumbnail != null) {
            $thumb_array = explode(",", $model->thumbnail);
            unlink($image);
            unlink(Tool::get_thumb($image));
            //if(unlink($image) && unlink(Tool::get_thumb($image))){
            unset($thumb_array[array_search($image, $thumb_array)]);
            $thumb_str = implode(",", $thumb_array);
            $model->thumbnail = $thumb_str;
            $model->save();
            //}
        }
    }

    public function actionCreateImage() {
        $model = new BlogThumbForm;

        // Uncomment the following line if AJAX validation is needed
        // $this->performAjaxValidation($model);

        if (isset($_POST['BlogThumbForm'])) {
            $model->attributes = $_POST['BlogThumbForm'];
            $blog_model = $this->loadModel($model->blog);
            $image = CUploadedFile::getInstance($model, 'image');
            $blog_model->uploadOneImage($image);
            if ($blog_model->save())
                $this->redirect(array('/blog/update', 'id' => $model->blog));
        }

        $this->render('create', array(
            'model' => $model,
        ));
    }

    /**
     * Returns the data model based on the primary key given in the GET variable.
     * If the data model is not found, an HTTP exception will be raised.
     * @param integer the ID of the model to be loaded
     */
    public function loadModel($id) {
        $model = Blog::model()->findByPk((int) $id);
        if ($model === null)
            throw new CHttpException(404, 'The requested page does not exist.');
        return $model;
    }

    /**
     * Performs the AJAX validation.
     * @param CModel the model to be validated
     */
    protected function performAjaxValidation($model) {
        if (isset($_POST['ajax']) && $_POST['ajax'] === 'blog-form') {
            echo CActiveForm::validate($model);
            Yii::app()->end();
        }
    }

}
